| Abbreviation | Definition |
|---|---|
| AIOS | All in One Sidebar |
| AIOS | All In One Site |
| AIOS | All In One Social |
| AIOS | All in One System |
| AIOS | All India Ophthalmological Society |
| AIOS | Anadolu Isuzu Otomotiv Sanayi |
| AIOS | Arizona Integrative Outcomes Scale |
| AIOS | Avey Incubator Online Store |
| AIOU | Allama Iqbal Open |
| AIP | Academic Internship Program |
| AIP | Adaptive Information Processing |
| AIP | Advanced Inquiry Program |
| AIP | Adventures in Prophecy |
| AIP | Aeronautical Information Package |
| AIP | Aging in Place |
| AIP | AHR interacting protein |
| AIP | Alternative Investment Partners |
| AIP | American Indian Program |
| AIP | American Industrial Partners |
| AIP | American International Pictures |